DOA holders

How to Establish an EASA-Recognised CS-25 Appendix F Flammability Test House

read more
How to Establish an EASA-Recognised CS-25 Appendix F Flammability Test House

November 14, 2025

Steven Bentley

An Appendix F flammability test house plays a key role in supporting EASA certification programs, and growing industry demand is encouraging many organisations to establish their own facilities. However, creating a test house capable of performing EASA CS-25 Appendix F flammability testing is not a simple “certification” process, as EASA does not directly approve independent…

Permit to Fly Procedures and Responsibilities

read more
Permit to Fly

November 10, 2023

Steven Bentley

Permit to Fly оverview presented by Sofema Aviation Services (SAS) www.sassofia.com Introduction EASA is responsible for the approval of flight conditions. Such an approval is the basis on which a Permit to Fly (PtF) can be issued by the Competent Authority of the State of Registry, or of the State prescribing the identification marks of…